What is the best-known and oldest deep-diving manned research submersible now in operation?
a. Trieste
b. Jiaolong
c. Challenger
d. Alvin
e. Shinkai
d
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Which of the following factors did NOT contribute to recent air pollution in Southeast Asia?
A) commercial logging which includes burning to clear the land. B) rapidly growing cities in Southeast Asia C) severe drought turning forests into tinderboxes. D) increasing automobile traffic E) release of toxic gases from fertilizer factories
In Earth's energy budget, which of the following is responsible for transferring the most energy at any one time?
A) Conduction B) Radiation C) Atmospheric absorption D) Albedo E) Surface absorption
The denser packing of molecules at the bottom of the atmosphere than at the top of the atmosphere is a result of ________
A) the Coriolis effect B) friction C) gravity D) the sorting caused by the varying weights of the gases E) very good planning at the time of Earth's beginnings
Which chemical class includes ethanol (a type of alcohol)?
A. teratogens B. mutagens C. carcinogens D. neurotoxins